CN101492203B - Ecological pond simulating system for cultivation of advanced waste treatment - Google Patents
Ecological pond simulating system for cultivation of advanced waste treatment Download PDFInfo
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- CN101492203B CN101492203B CN 200910068115 CN200910068115A CN101492203B CN 101492203 B CN101492203 B CN 101492203B CN 200910068115 CN200910068115 CN 200910068115 CN 200910068115 A CN200910068115 A CN 200910068115A CN 101492203 B CN101492203 B CN 101492203B
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Abstract
The invention discloses a biomimetric eco-pond system for the deep treatment of wastewater from breeding. A treatment method comprises a step that after being subjected to anaerobic digestion treatment, wastewater from breeding first enters a water distribution tank for accumulation and water distribution, then enters a sank filter tank from a perforation on the bottom of the water distribution tank and finally enters a pond body after passing through a water distribution aeration slope for short-range purification, wherein the bottom of the pond body is provided with artificial float grass. A treatment system comprises the water distribution tank, the sand filter tank, the water distribution aeration slope, the pond body, an artificial float grass belt, water plants and a floating body and mud collecting well, wherein the water plants on the surface of the water in a pond are planted on floating bodies, so that in the growth process, the water plants can fully absorb carbon, nitrogen and phosphor in the wastewater and conveys oxygen from the leaves of the plants to the roots of the plants through the respiration of the plants to form a micro aerobic environment at a root part for further simulating the decomposition of organic substances and the growth of nitrobacteria, thereby removing nutrients such as nitrogen and phosphor in the wastewater and improving the overall aesthetic value of the pond body.
Description
Technical field
The invention belongs to field of agricultural environmental protection, relate to a kind of treatment technology of sewage, particularly livestock and poultry cultivation sewage is through needing to carry out the ecological pond simulating technology of advanced treatment after the anaerobic digestion.
Technical background
In the existing aquaculture wastewater treatment technology, after high density livestock and poultry cultivation sewage carried out anaerobic treatment merely, often CODcr can not fully degrade, nitrogen phosphorus can be enriched in the sewage, want qualified discharge, also need further do deep purifying, particularly removing can not be by anaerobic digestion and nitrogen and phosphorus that enrichment is got off.Conventional method is generally to adopt treatment technologies such as stabilization pond, oxidation ditch, but often there is the problem of aspects such as power consumption is big, working cost is high, management is loaded down with trivial details, investment cost is high, maintenance of equipment is frequent in ordinary method; If adopt artificial swamp to handle, though advantages such as less investment, unpowered operation are arranged, the mud that produces in the livestock and poultry anerobic sowage treating processes stops up matrix easily, general artificial swamp operation about 1 year, wastewater purifying efficiency will descend, and must upgrade matrix, causes overlapping investment.
At the characteristics that are rich in nitrogen phosphorus in the anaerobism water outlet, the ecological pond simulating Ecological Disposal technological facilities of application specific design, utilize the measures such as growth and breeding of anaerobism and generation conversion, algae and the plant of the aerobic short distance nitration that combines, microorganism, realization to nitrogen phosphorus in the water body and the residue carbon source effective absorption, transform and remove, thereby reach the deep purifying of nitrogenous phosphorus sewage is handled, satisfied farmland utilization demand and qualified discharge requirement.
Summary of the invention
But the invention provides a kind of any equipment, no energy consumption, simple a kind of ecological pond simulating system that is used for the breeding wastewater advanced treatment of long-time running of maintenance of need not.
A kind of ecological pond simulating system treatment process that is used for the breeding wastewater advanced treatment:
Livestock and poultry cultivation sewage through Anaerobic Digestion, enter the cloth tank by pipeline self and accumulate water distribution, sewage advances the sand filtration groove through the bottom perforated of cloth tank, the sewage haydite of storied placement, path stone, coarse sand and fine sand filtration of material from bottom to top in the sand filtration groove are removed the suspended substance that is suspended in the sewage;
Mode by up-flow arrives water distribution aeration slope again, thin layer sewage in this formation can contact fully with air, thereby reach the purpose of aeration aerating, through containing a large amount of ammonium nitrogens in the sewage behind the anaerobically fermenting, when to a certain degree short distance nitration effect can take place the nitric nitrogen that contains in by the sewage of aeration oxidation with part, thereby, reach the preliminary effect of denitrogenation with the nitrogen transformation nitrogen partly of enrichment;
Sewage carries out entering pool body after short distance purifies through water distribution aeration slope, body bottom, the pool is equipped with artificial pasture and water, there is intensive hole on artificial pasture and water surface, bubble and abundant surface-area, guaranteed that pasture and water are always uprightly floating in water, these artificial pasture and water provide fabulous attachment for microorganism, microorganism attached to artificial pasture and water surface changed through the generation, constantly thicken, formed the microorganic adhesion film at last, part carbon source of retaining in the sewage and nitrogen and phosphorus element are when flowing through ecological pond, organism fully contacts with microbial film and active sludge, in the generation of microorganism breeding conversion process, adsorbed by microorganism, degraded and precipitation, thus reach the purpose of further removal organism and denitrogenation dephosphorizing;
The water plant planting on water body top layer is on buoyancy aid in the pool, utilize waterplant in process of growth, to the abundant absorption of carbon nitrogen phosphorus in the sewage and the breathing of plant itself, oxygen is transported to root from plant leaf, form a little aerobic environment in the root district, further stimulate the decomposition of organic substance and the growth of nitrobacteria, thereby remove nitrogen in the sewage, the foster material of phosphorus.
A kind of ecological pond simulating system that is used for the breeding wastewater advanced treatment, it is characterized in that: this system comprises cloth tank, sand filtration groove, water distribution aeration slope, pool body, artificial pasture and water band, waterplant and buoyancy aid and mud collection well, sewage enters the cloth tank by pipeline self and accumulates water distribution, sewage advances the sand filtration groove through the bottom perforated of cloth tank, in the sand filtration groove from bottom to top storied placement filtering material haydite, path stone, coarse sand and fine sand, sewage arrives water distribution aeration slope by the mode of up-flow again;
Sewage carries out entering pool body after short distance purifies through water distribution aeration slope, and body bottom in the pool is equipped with artificial pasture and water, and there are intensive hole, bubble and abundant surface-area in artificial pasture and water surface, has guaranteed that pasture and water are always uprightly floating in water;
Mud impurity after being cleaned in the sewage inflow ecological pond simulating body water can be deposited in the bottom of ecological pond, and body bottom in the pool is the design that longshore current tilts, and makes mud finally be pooled to mud and collects well; Planting waterplant on the buoyancy aid on water body top layer in the pool.
Described a kind of water distribution aeration slope that is used for the ecological pond simulating system of breeding wastewater advanced treatment is a step type.
Effective processing through ecological pond simulating, the a small amount of nitrogen that is comprised in the sewage and a large amount of nitrogens and phosphorus are plain can effectively be removed, thereby satisfy water outlet requirement or higher standard that water outlet reaches China " livestock and poultry breeding industry pollutant emission standard (GB 18596-2001) ", water in the treating processes also can mix with certain proportion with underground water and is directly used in field irrigation, the recycle of giving full play to sewage resource is worth, effectively the conserve water resource.
In sum, ecological pond simulating is to have absorbed multiple sewage purification principle and the system that sets up, and the present invention has following advantage compared to prior art:
1. system utilizes the multistage natural drop of step, has realized the effective thin layer oxygenation of anaerobism water outlet; System for quoting artificial pasture and water and multiple technologies measures such as waterplant and buoyancy aid, strengthened the purification approach and the adaptability of system;
2. the soil removability of system is strong, has solved the discharging of anaerobic fermented liquid nature and can cause environmental pollution problems, has effectively removed a small amount of organic carbon source of being rich in the anaerobism water outlet and a large amount of pollutents such as nitrogen phosphorus;
3. cost of investment is low, and it all is conventional material except that artificial pasture and water that long service life, system are built needed material, and cost is lower, and easy to maintenance, and is simple;
4. at the bottom of the running cost, system's whole service process is that unpowered gravity flow transforms, and need not any treating plant, has working cost hardly;
5. wide accommodation is fit to all kinds of livestock and poultry farm of China and cultures the sub-district, satisfies the needs of extensively promoting;
Description of drawings
Fig. 1 is the front section view of ecological pond simulating system of the present invention.
Fig. 2 is the side sectional view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Wherein 1 cloth tank, 2 sand filtration grooves, 3 water distribution aeration slope, 4 waterplant, 5 anti-steam ooze that film, 6 empty buckets are climbed over the walls, 7 grass planting bricks, 8 geomembranes, 9 artificial pasture and water, 10 mud collection well, 11 ramped bottom surface.
Embodiment
Embodiment 1
A kind of ecological pond simulating system that is used for the breeding wastewater advanced treatment, comprise cloth tank 1, sand filtration groove 2, water distribution aeration slope 3, artificial pasture and water 9, waterplant and buoyancy aid 4, mud is collected well 10, ramped bottom surface 11 (side of water outlet is higher than an into side of water), grass planting brick 7, pool base fabric has artificial pasture and water 9, is fixed with 50 thick grass planting bricks 7, and whole bottom is covered with to prevent steaming and oozes film 5 simultaneously.
Embodiment 2
Enter cloth tank 1 through the livestock and poultry cultivation sewage after the anaerobic treatment through pipeline self and accumulate water distribution, sewage enters sand filtration groove 2 through the bottom perforated of cloth tank 1, sewage is by the haydite of storied placement in the sand filtration groove 2, the path stone, filtration of material such as coarse sand and fine sand, removed the suspended substance that is suspended in the sewage, mode by up-flow arrives step type water distribution aeration slope 3 again, thin layer sewage in this formation can contact fully with air, thereby reach the purpose of the oxygen oxygenation of exposing to the sun, sewage carries out entering pool body after short distance purifies through step type water distribution aeration slope 3, body bottom, the pool is equipped with artificial pasture and water 9, these artificial pasture and water 9 provide fabulous attachment for microorganism, microorganism attached to artificial pasture and water surface changed through the generation, constantly thicken, formed the microorganic adhesion film at last, flow into mud contamination precipitation after being cleaned in the water of ecological pond simulating in the bottom on the pool, finally be pooled to mud through ramped bottom surface 11 and collect well 10, extract out when being accumulated to when a certain amount of available submersible sewage pump.The waterplant on water body top layer is planted on buoyancy aid for 4 kinds in the pool, utilize waterplant in process of growth, to the abundant absorption of carbon nitrogen phosphorus in the sewage and the breathing of plant itself, oxygen is transported to root from plant leaf, form a little aerobic environment in the root district, further stimulate the decomposition of organic substance and the growth of nitrobacteria, thereby reach the main purpose of removing nutritive substances such as nitrogen, phosphorus in the sewage.
Claims (3)
1. treatment process that is used for the ecological pond simulating system of breeding wastewater advanced treatment is characterized in that:
Livestock and poultry cultivation sewage through Anaerobic Digestion, enter the cloth tank by pipeline self and accumulate water distribution, sewage advances the sand filtration groove through the bottom perforated of cloth tank, the sewage haydite of storied placement, path stone, coarse sand and fine sand filtration of material from bottom to top in the sand filtration groove are removed the suspended substance that is suspended in the sewage;
Mode by up-flow arrives water distribution aeration slope again, thin layer sewage in this formation can contact fully with air, thereby reach the purpose of aeration aerating, through containing a large amount of ammonium nitrogens in the sewage behind the anaerobically fermenting, by the nitric nitrogen that contains in the sewage of aeration oxidation to a certain degree short distance nitration effect can be taken place with part, thereby, reach the preliminary effect of denitrogenation with the nitrogen transformation nitrogen partly of enrichment;
Sewage carries out entering pool body after short distance purifies through water distribution aeration slope, body bottom, the pool is equipped with artificial pasture and water, there is intensive hole on artificial pasture and water surface, bubble and abundant surface-area, guaranteed that pasture and water are always uprightly floating in water, these artificial pasture and water provide fabulous attachment for microorganism, microorganism attached to artificial pasture and water surface changed through the generation, constantly thicken, formed the microorganic adhesion film at last, part carbon source of retaining in the sewage and nitrogen and phosphorus element are when flowing through ecological pond, organism fully contacts with microbial film and active sludge, in the generation of microorganism breeding conversion process, adsorbed by microorganism, degraded and precipitation, thus reach the purpose of further removal organism and denitrogenation dephosphorizing;
Planting waterplant on the buoyancy aid on water body top layer in the pool, utilize waterplant in process of growth, to the abundant absorption of carbon nitrogen phosphorus in the sewage and the breathing of plant itself, oxygen is transported to root from plant leaf, form a little aerobic environment in the root district, further stimulate the decomposition of organic substance and the growth of nitrobacteria, thereby remove nitrogen, phosphorus in the sewage.
2. one kind is used for the described a kind of ecological pond simulating system that is used for the breeding wastewater advanced treatment of claim 1, it is characterized in that: this system comprises cloth tank, sand filtration groove, water distribution aeration slope, pool body, artificial pasture and water band, waterplant and buoyancy aid and mud collection well, sewage enters the cloth tank by pipeline self and accumulates water distribution, sewage advances the sand filtration groove through the bottom perforated of cloth tank, in the sand filtration groove from bottom to top storied placement filtering material haydite, path stone, coarse sand and fine sand, sewage arrives water distribution aeration slope by the mode of up-flow again;
Sewage carries out entering pool body after short distance purifies through water distribution aeration slope, and body bottom in the pool is equipped with artificial pasture and water, and there are intensive hole, bubble and abundant surface-area in artificial pasture and water surface, has guaranteed that pasture and water are always uprightly floating in water;
Sewage flows in the ecological pond simulating body water, and the mud impurity after being cleaned can be deposited in the bottom of ecological pond, and body bottom in the pool is the design that longshore current tilts, and makes mud finally be pooled to mud and collects well; Planting waterplant on the buoyancy aid on water body top layer in the pool.
3. a kind of ecological pond simulating system that is used for the breeding wastewater advanced treatment as claimed in claim 2 is characterized in that: water distribution aeration slope is a step type.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200910068115 CN101492203B (en) | 2009-03-12 | 2009-03-12 | Ecological pond simulating system for cultivation of advanced waste treatment |
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| CN 200910068115 CN101492203B (en) | 2009-03-12 | 2009-03-12 | Ecological pond simulating system for cultivation of advanced waste treatment |
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| CN101492203A CN101492203A (en) | 2009-07-29 |
| CN101492203B true CN101492203B (en) | 2011-04-06 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102659292B (en) * | 2012-06-05 | 2014-05-07 | 中国水产科学研究院渔业机械仪器研究所 | Composite purification regulating and controlling system for water body in cultivation pond |
| CN102764530B (en) * | 2012-06-07 | 2015-09-02 | 伍洪少 | Environmental purification beautifies sewage comprehensively method |
| CN104030446A (en) * | 2013-03-08 | 2014-09-10 | 昆山瀚潮环保科技有限公司 | Combined ecological floating bed restoration system |
| CN105461168A (en) * | 2015-12-08 | 2016-04-06 | 浙江华庆元生物科技有限公司 | Efficient microbiological treatment integrated machine |
| CN105601033B (en) * | 2015-12-25 | 2018-02-16 | 浙江省淡水水产研究所 | A kind of breeding water in-situ remediation system |
| CN109336257A (en) * | 2018-10-22 | 2019-02-15 | 林君锋 | The bionic oxidation pool |
| CN109354182B (en) * | 2018-12-14 | 2024-03-19 | 中国科学院武汉植物园 | Ecological device for household sewage treatment and reclaimed water recycling |
| CN112744985A (en) * | 2021-01-04 | 2021-05-04 | 铜仁职业技术学院 | Tail water treatment system is bred to sloping ground |
| CN114084963A (en) * | 2022-01-19 | 2022-02-25 | 邢台永恒能源管理有限公司 | Ecological system for purifying fecal sewage through plant adsorption and using method |
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| CN1631817A (en) * | 2003-12-22 | 2005-06-29 | 农业部沼气科学研究所 | Integrated anaerobic-wetland wastewater treatment apparatus and method therefor |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1631817A (en) * | 2003-12-22 | 2005-06-29 | 农业部沼气科学研究所 | Integrated anaerobic-wetland wastewater treatment apparatus and method therefor |
| CN1806537A (en) * | 2006-01-25 | 2006-07-26 | 兰泽桥 | Ecological energy-saving level dual-cycle water treatment system for industrialized fish culture |
| CN101066821A (en) * | 2007-06-04 | 2007-11-07 | 江苏省环境科学研究院 | Dispersed in-site ecological sewage-purifying process |
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| 杨猛等.城市景观水的处理方法.《净水技术》.2001,第23卷(第6期),18-20. * |
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